<!DOCTYPE html>
<html>
	<head>
		<meta charset="UTF-8">
		<title></title>
	</head>
	<body>
		<script type="text/javascript">
			//对象的原型获取
			var arr=[1,2,3];
			var str="123";
			
			console.log(arr.__proto__.__proto__);
			console.log(str.__proto__.__proto__);
			console.log(document.__proto__);
			
			//构造函数的原型获取
			console.log(Array.prototype);
			console.log(Function.prototype);
			console.log(String.prototype);
			console.log(Object.prototype);
		</script>
	</body>
</html>
